Perhaps you should try some spelling variations:
communication cote » communication costs, communication costa, communication case
technologien des » technologien fur, technologien und, technologies 2
information case » information based, information can, information costs
de communication » mobile communication, online communication
des information » des informations, does information, dis information
developing 21 » developing _, developing a, developing e
4 developing » 3 developing
case debt » rate debt, case des
debt de » debt do, debt debt, debt gdp
21 area » 2.1 area, 1 area, 26 area
cote 4 » note 4, cote d

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologien des information case debt de communication cote 4 developing 21 area.*.